- Uncontrolled hypertension (sustained systolic >150 mmHg and/or diastolic >100 mmHg despite antihypertensive therapy) or clinically significant (i.e. active) cardiovascular disease, including: myocardial infarction or unstable angina within 6 months prior to the first study treatment, New York Heart Association grade II or greater congestive heart failure, serious cardiac arrhythmia requiring medication